Product Description Menthol Crystal Product Name: Menthol Appearance: colorless needle or crystal Smell: has a peculiar smell of mint Extraction method: Steam distillation Optical rotation: -49�°~ -50�° Melting range: 42â?? ~ 44â?? Non-volatile matter: â?¤1mg Packing: 25KG/ cardboard drum Service type: Factory direct sales Uses: Can be used for food, cosmetic, daily chemical and other purposes.